2. Organisation of the organism
- Syllabus
- 0610–2026–2027
- Section
- 2
- Level
- —
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In this section
Topic 2.1
2.1 Cell structure
Objectives in this topic
2.1.1—Structure of a plant cell
- Describe and compare the structure of a plant cell with an animal cell, limited to: cell wall, cell membrane, nucleus, cytoplasm, chloroplasts, ribosomes, mitochondria, vacuoles
2.1.2—Structure of a bacterial cell
- Describe the structure of a bacterial cell, limited to: cell wall, cell membrane, cytoplasm, ribosomes, circular DNA, plasmids
2.1.3—Identify cell structures
- Identify the cell structures listed in 2.1.1 and 2.1.2 in diagrams and images of plant, animal and bacterial cells
2.1.4—Functions of cell structures
- Describe the functions of the structures listed in 2.1.1 and 2.1.2 in plant, animal and bacterial cells
2.1.5—Cell division makes new cells
- State that new cells are produced by division of existing cells
2.1.6—Specialised cell functions
- State that specialised cells have specific functions, limited to: (a) ciliated cells – movement of mucus in the trachea and bronchi (b) root hair cells – absorption (c) palisade mesophyll cells – photosynthesis (d) neurones – conduction of electrical impulses (e) red blood cells – transport of oxygen (f) sperm and egg cells (gametes) – reproduction
2.1.7—Meaning of the terms: cell, tissue
- Describe the meaning of the terms: cell, tissue, organ, organ system and organism as illustrated by examples given in the syllabus
Topic 2.2
2.2 Size of specimens
Objectives in this topic
2.2.1—Magnification formula
- State and use the formula: magnification = image size ÷ actual size
2.2.2—Magnification and size of biological
- Calculate magnification and size of biological specimens using millimetres as units
2.2.3—mm and micrometre conversions
- Convert measurements between millimetres (mm) and micrometres (μm)